Frequencies for first 10,000 rows of prov2115 variable in pos1999 dataset :

       srv: |
 counseling |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,573       95.73       95.73
          0 |          8        0.08       95.81
          1 |        391        3.91       99.72
          2 |         20        0.20       99.92
          3 |          8        0.08      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 26 Jan 2016